The meaning of PERPENDICULAR is standing at right angles to the plane of the horizon : exactly upright. How to use perpendicular in a sentence. Synonym Discussion of Perpendicular.

PERPENDICULAR definition: 1. at an angle of 90° to a horizontal line or surface: 2. at an angle of 90° to another line or…. Learn more.

A line is said to be perpendicular to a plane if it is perpendicular to every line in the plane that it intersects. This definition depends on the definition of perpendicularity between lines.

PERPENDICULAR definition: vertical; straight up and down; upright. See examples of perpendicular used in a sentence.

Perpendicular lines are those lines that intersect each other at right angles (90°). Parallel lines are those lines that do not intersect anywhere and are always the same distance apart.

Oct 23, 2025 · In math, the term perpendicular is used when we study lines. Perpendicular lines are lines that meet at a right angle. A right angle measures exactly 90 degrees. When two …

A perpendicular line or surface points straight up, rather than being sloping or horizontal. We made two slits for the eyes and a perpendicular line for the nose. The sides of the loch are …

Define perpendicular. perpendicular synonyms, perpendicular pronunciation, perpendicular translation, English dictionary definition of perpendicular. adj. 1. Mathematics Intersecting at or …

Use perpendicular to describe lines, angles, and direction. In geometry a perpendicular angle is 90 degrees, a perfect L. On a compass, East and North are perpendicular to each other. The …

perpendicular (to something) forming an angle of 90° with another line or surface; vertical and going straight up. Are the lines perpendicular to each other? The staircase was almost …